Finding the Fourth Proportional to 338,732.06, 467,416.55 and 195,538.23
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Solution
The fourth proportional to 338,732.06, 467,416.55 and 195,538.23 is: 269,823.31
Step by Step Solution
- Step 1: Write the proportion equation
338,732.06 : 467,416.55 = 195,538.23 : x - Step 2: Convert to fraction form
338,732.06/467,416.55 = 195,538.23/x - Step 3: Cross multiply
338,732.06x = 467,416.55 × 195,538.23 - Step 4: Simplify right side
338,732.06x = 91,397,804,859.71 - Step 5: Solve for x
x = 91,397,804,859.71/338,732.06 - Step 6: Final answer
x = 269,823.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.